Added statistics settings

lib/widgets/master_switch.dart

@@ -0,0 +1,52 @@
+import 'package:flutter/material.dart';
+
+class MasterSwitch extends StatelessWidget {
+  final String label;
+  final bool value;
+  final void Function(bool) onChange;
+  final EdgeInsets? margin;
+
+  const MasterSwitch({
+    super.key,
+    required this.label,
+    required this.value,
+    required this.onChange,
+    this.margin
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: margin ?? const EdgeInsets.symmetric(horizontal: 16),
+      child: Material(
+        color: Theme.of(context).colorScheme.primary.withOpacity(0.1),
+        borderRadius: BorderRadius.circular(28),
+        child: InkWell(
+          onTap: () => onChange(!value),
+          borderRadius: BorderRadius.circular(28),
+          child: Padding(
+            padding: const EdgeInsets.symmetric(
+              horizontal: 20,
+              vertical: 8
+            ),
+            child: Row(
+              mainAxisAlignment: MainAxisAlignment.spaceBetween,
+              children: [
+                Text(
+                  label,
+                  style: const TextStyle(
+                    fontSize: 18,
+                  ),
+                ),
+                Switch(
+                  value: value, 
+                  onChanged: onChange,
+                )
+              ],
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+}